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Differences What are the advantages of each

Front view of Intel Xeon E5-2690

Reasons to consider the
Intel Xeon E5-2690

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Much more l3 cache 20 MB vs 4 MB 5x more l3 cache; more data can be stored in the l3 cache for quick access later
Significantly higher clock speed 2.9 GHz vs 2.1 GHz Around 40% higher clock speed
Significantly more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Higher turbo clock speed 3.8 GHz vs 3 GHz More than 25% higher turbo clock speed
More cores 8 vs 2 6 more cores; run more applications at once
More threads 16 vs 4 12 more threads
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Much better overclocked clock speed (Air) 3.53 GHz vs 2.1 GHz Around 70% better overclocked clock speed (Air)
Supports more RAM 393,216 MB vs 8,202.24 MB Supports around 48x more RAM
More l3 cache per core 2.5 MB/core vs 2 MB/core 25% more l3 cache per core
Much better overclocked clock speed (Water) 3.92 GHz vs 2.1 GHz More than 85% better overclocked clock speed (Water)
Newer Mar, 2012 vs Feb, 2011 Release date over 1 years later
Front view of Intel Core i7 2629M

Reasons to consider the
Intel Core i7 2629M

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Much lower typical power consumption 20.31W vs 109.69W 5.4x lower typical power consumption
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much higher Maximum operating temperature 100 °C vs 72 °C Around 40% higher Maximum operating temperature
Much lower annual home energy cost 6.02 $/year vs 32.52 $/year 5.4x lower annual home energy cost
Much lower annual commercial energy cost 21.9 $/year vs 118.26 $/year 5.4x lower annual commercial energy cost
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core

Features Key features of the Xeon E5-2690  vs Core i7 2629M 

clock speed

Xeon E5-2690
2.9 GHz
Core i7 2629M
2.1 GHz

turbo clock speed

Xeon E5-2690
3.8 GHz

L2 cache

L3 cache

overclocked clock speed (air)

Xeon E5-2690
3.53 GHz
Core i7 2629M
2.1 GHz

overclocked clock speed (water)

Xeon E5-2690
3.92 GHz
Core i7 2629M
2.1 GHz

Specifications Full list of technical specs

summary

Xeon E5-2690  vs
Core i7 2629M 
Clock speed 2.9 GHz 2.1 GHz
Turbo clock speed 3.8 GHz 3 GHz
Cores Octa core Dual core
Socket type
LGA 2011
BGA 1023

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 135W 25W
Annual home energy cost 32.52 $/year 6.02 $/year
Annual commercial energy cost 118.26 $/year 21.9 $/year
Typical power consumption 109.69W 20.31W

bus

Architecture QPI DMI
Number of links 2 1
Transfer rate 8,000 MT/s 5,000 MT/s

details

Xeon E5-2690  vs
Core i7 2629M 
Architecture x86-64 x86-64
Threads 16 4
L2 cache 2 MB 1 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
L3 cache 20 MB 4 MB
L3 cache per core 2.5 MB/core 2 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 2 1
Clock multiplier 38 21
Operating temperature Unknown - 72°C Unknown - 100°C

overclocking

Overclocked clock speed 3.53 GHz 2.1 GHz
Overclocked clock speed (Water) 3.92 GHz 2.1 GHz
Overclocked clock speed (Air) 3.53 GHz 2.1 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 3000
Number of displays supported N/A 2
GPU clock speed N/A 500 MHz
Turbo clock speed N/A 1,100 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
Channels Quad Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 51,200 MB/s 21,333.32 MB/s
Maximum memory size 393,216 MB 8,202.24 MB
Intel Xeon E5-2690
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Intel Core i7 2629M
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